org.eclipse.stardust.engine.api.query

Class ProcessStateFilter

java.lang.Object

org.eclipse.stardust.engine.api.query.ProcessStateFilter

All Implemented Interfaces:

Serializable, FilterCriterion

public class ProcessStateFilter
extends Object
implements FilterCriterion

Version:

$Revision$

Author:

rsauer

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static ProcessStateFilter	ABORTED Filter for finding process instances in state ProcessInstanceState.ABORTED.
static ProcessStateFilter	ACTIVE Filter for finding process instances in state ProcessInstanceState.ACTIVE.
static ProcessStateFilter	ALIVE Filter for finding alive process instances.
static ProcessStateFilter	COMPLETED Filter for finding process instances in state ProcessInstanceState.COMPLETED.
static ProcessStateFilter	INTERRUPTED Filter for finding pending process instances.

Constructor Summary

Constructors

Constructor and Description
ProcessStateFilter(boolean inclusive, ProcessInstanceState state)
ProcessStateFilter(boolean inclusive, ProcessInstanceState[] state)
ProcessStateFilter(ProcessInstanceState state)
ProcessStateFilter(ProcessInstanceState[] state)

Method Summary

Methods

Modifier and Type	Method and Description
Object	accept(FilterEvaluationVisitor visitor, Object context) Visitor dispatch callback used for evaluating filter criteria.
ProcessInstanceState[]	getStates()
boolean	isInclusive()
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

ALIVE

public static final ProcessStateFilter ALIVE

Filter for finding alive process instances.

Alive means not being in states ProcessInstanceState.ABORTED or ProcessInstanceState.COMPLETED

.

ACTIVE

public static final ProcessStateFilter ACTIVE

Filter for finding process instances in state ProcessInstanceState.ACTIVE.

INTERRUPTED

public static final ProcessStateFilter INTERRUPTED

Filter for finding pending process instances.

Pending means being in state ProcessInstanceState.INTERRUPTED.

.

COMPLETED

public static final ProcessStateFilter COMPLETED

Filter for finding process instances in state ProcessInstanceState.COMPLETED.

ABORTED

public static final ProcessStateFilter ABORTED

Filter for finding process instances in state ProcessInstanceState.ABORTED.

Constructor Detail

ProcessStateFilter

public ProcessStateFilter(ProcessInstanceState state)

ProcessStateFilter

public ProcessStateFilter(boolean inclusive,
                  ProcessInstanceState state)

ProcessStateFilter

public ProcessStateFilter(ProcessInstanceState[] state)

ProcessStateFilter

public ProcessStateFilter(boolean inclusive,
                  ProcessInstanceState[] state)

Method Detail

isInclusive

public final boolean isInclusive()

getStates

public final ProcessInstanceState[] getStates()

accept

public Object accept(FilterEvaluationVisitor visitor,
            Object context)

Description copied from interface: FilterCriterion

Visitor dispatch callback used for evaluating filter criteria. Usually implemented as return visitor.visit(this, context), thus calling the appropriately overloaded visitation method.

Specified by:

accept in interface FilterCriterion

Parameters:

visitor - The visitor performing the evaluation.

context - Information used by the visitor during the visitation process.

Returns:

Visitor specific result of the visitation.

toString

public String toString()

Overrides:

toString in class Object